1990490868

素因数分解:

$2^2\times 3^3\times {\mathrm{1109}}^1\times {\mathrm{16619}}^1$

素因数の和:17741

約数の個数: 48

約数和(自身を含む): 5165496000

約数和(自身を除く): 3175005132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 1109, 2218, 3327, 4436, 6654, 9981, 13308, 16619, 19962, 29943, 33238, 39924, 49857, 59886, 66476, 99714, 119772, 149571, 199428, 299142, 448713, 598284, 897426, 1794852, 18430471, 36860942, 55291413, 73721884, 110582826, 165874239, 221165652, 331748478, 497622717, 663496956, 995245434, 1990490868]

約数ペア:

[(1, 1990490868), (2, 995245434), (3, 663496956), (4, 497622717), (6, 331748478), (9, 221165652), (12, 165874239), (18, 110582826), (27, 73721884), (36, 55291413), (54, 36860942), (108, 18430471), (1109, 1794852), (2218, 897426), (3327, 598284), (4436, 448713), (6654, 299142), (9981, 199428), (13308, 149571), (16619, 119772), (19962, 99714), (29943, 66476), (33238, 59886), (39924, 49857)]